#include "myStdio.h"
#include <stdio.h>

int main()
{
  FILE_* fp=fopen_("./log.txt","w");
  if(fp==NULL)
  {
    return 1;
  }
  int cnt=10;
  const char* msg="hello bit";
  while(1)
  {
    fwrite_(msg,strlen(msg),fp);
    fflush_(fp);
    sleep(1);
    printf("count:%d\n",cnt--);
    if(cnt==0) break;
  }
  fclose_(fp);

  return 0;
}
